DE2930214A1 - Verfahren zur selektiven oxydation von kohlenmonoxyd im rahmen einer katalytischen ammoniakherstellung - Google Patents
Verfahren zur selektiven oxydation von kohlenmonoxyd im rahmen einer katalytischen ammoniakherstellungInfo
- Publication number
- DE2930214A1 DE2930214A1 DE19792930214 DE2930214A DE2930214A1 DE 2930214 A1 DE2930214 A1 DE 2930214A1 DE 19792930214 DE19792930214 DE 19792930214 DE 2930214 A DE2930214 A DE 2930214A DE 2930214 A1 DE2930214 A1 DE 2930214A1
- Authority
- DE
- Germany
- Prior art keywords
- selective oxidation
- carbon monoxide
- oxygen
- ammonia
- carbon dioxide
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 title claims description 440
- 229910021529 ammonia Inorganic materials 0.000 title claims description 220
- 238000007254 oxidation reaction Methods 0.000 title claims description 203
- 238000004519 manufacturing process Methods 0.000 title claims description 63
- 238000000034 method Methods 0.000 title claims description 56
- 230000003197 catalytic effect Effects 0.000 title description 22
- 238000010276 construction Methods 0.000 title description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title description 2
- 229910052799 carbon Inorganic materials 0.000 title description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 195
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 187
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 175
- 230000003647 oxidation Effects 0.000 claims description 171
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 117
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 97
- 239000001569 carbon dioxide Substances 0.000 claims description 97
- 229910052739 hydrogen Inorganic materials 0.000 claims description 87
- 239000001257 hydrogen Substances 0.000 claims description 87
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 76
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 74
- 229910052760 oxygen Inorganic materials 0.000 claims description 74
- 239000001301 oxygen Substances 0.000 claims description 74
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 73
- 239000003054 catalyst Substances 0.000 claims description 63
- 229910052757 nitrogen Inorganic materials 0.000 claims description 58
- 238000006243 chemical reaction Methods 0.000 claims description 45
- 239000008246 gaseous mixture Substances 0.000 claims description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 238000000629 steam reforming Methods 0.000 claims description 28
- 229930195733 hydrocarbon Natural products 0.000 claims description 23
- 150000002430 hydrocarbons Chemical class 0.000 claims description 23
- 230000008569 process Effects 0.000 claims description 22
- 239000004215 Carbon black (E152) Substances 0.000 claims description 17
- 230000000153 supplemental effect Effects 0.000 claims description 15
- 150000002431 hydrogen Chemical class 0.000 claims description 14
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 14
- 239000000203 mixture Substances 0.000 claims description 12
- 229910002090 carbon oxide Inorganic materials 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 9
- 238000006057 reforming reaction Methods 0.000 claims description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical group [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims 1
- 239000007789 gas Substances 0.000 description 163
- 230000015572 biosynthetic process Effects 0.000 description 132
- 238000003786 synthesis reaction Methods 0.000 description 131
- 230000008707 rearrangement Effects 0.000 description 39
- 230000008901 benefit Effects 0.000 description 22
- 239000006096 absorbing agent Substances 0.000 description 20
- 238000010926 purge Methods 0.000 description 16
- 239000000126 substance Substances 0.000 description 13
- 238000003860 storage Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 9
- 238000001556 precipitation Methods 0.000 description 8
- 230000006872 improvement Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 5
- 238000011010 flushing procedure Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000003208 petroleum Substances 0.000 description 5
- 229910052697 platinum Inorganic materials 0.000 description 5
- 239000003345 natural gas Substances 0.000 description 4
- 229920006395 saturated elastomer Polymers 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000002574 poison Substances 0.000 description 3
- 231100000614 poison Toxicity 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 238000002407 reforming Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000001833 catalytic reforming Methods 0.000 description 1
- 238000001193 catalytic steam reforming Methods 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- -1 for example Chemical compound 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910000480 nickel oxide Inorganic materials 0.000 description 1
- 150000002829 nitrogen Chemical class 0.000 description 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/025—Preparation or purification of gas mixtures for ammonia synthesis
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Hydrogen, Water And Hydrids (AREA)
- Industrial Gases (AREA)
- Carbon And Carbon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/938,187 US4238468A (en) | 1978-08-30 | 1978-08-30 | Ammonia manufacturing process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2930214A1 true DE2930214A1 (de) | 1980-03-13 |
Family
ID=25471043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792930214 Ceased DE2930214A1 (de) | 1978-08-30 | 1979-07-25 | Verfahren zur selektiven oxydation von kohlenmonoxyd im rahmen einer katalytischen ammoniakherstellung |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4238468A (enrdf_load_stackoverflow) |
| JP (1) | JPS5532798A (enrdf_load_stackoverflow) |
| CA (1) | CA1110042A (enrdf_load_stackoverflow) |
| DE (1) | DE2930214A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2434780B1 (enrdf_load_stackoverflow) |
| GB (1) | GB2028786B (enrdf_load_stackoverflow) |
| IL (1) | IL57848A (enrdf_load_stackoverflow) |
| IN (1) | IN152333B (enrdf_load_stackoverflow) |
| IT (1) | IT1193762B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0776861A1 (de) | 1995-12-01 | 1997-06-04 | Daimler-Benz Aktiengesellschaft | Verfahren und Vorrichtung zur selektiven katalytischen Oxidation von Kohlenmonoxid |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4341618A (en) * | 1979-08-31 | 1982-07-27 | Exxon Research & Engineering Co. | Process for the liquefaction of solid carbonaceous materials wherein nitrogen is separated from hydrogen via ammonia synthesis |
| EP0093502B2 (en) * | 1982-04-14 | 1988-11-17 | Imperial Chemical Industries Plc | Ammonia production process |
| DE3321909A1 (de) * | 1983-06-16 | 1984-12-20 | Linde Ag, 6200 Wiesbaden | Verfahren zur erzeugung von wasserstoff aus kohlenwasserstoffen |
| US4728506A (en) * | 1986-05-16 | 1988-03-01 | Catalyst Services, Inc. | Start-up method for ammonia plants |
| DE3719780A1 (de) * | 1987-06-13 | 1988-12-22 | Uhde Gmbh | Verfahren zur herstellung von ammoniak aus erdgas |
| US5271916A (en) * | 1991-07-08 | 1993-12-21 | General Motors Corporation | Device for staged carbon monoxide oxidation |
| DE4131309A1 (de) * | 1991-09-20 | 1993-03-25 | Metallgesellschaft Ag | Verfahren zur erzeugung von wasserstoff aus einem rohgas aus der vergasung fester, fluessiger oder gasfoermiger brennstoffe |
| CA2294531A1 (en) | 1997-08-01 | 1999-02-11 | Win-Sow Ho | Co2-selective membrane process and system for reforming a fuel to hydrogen for a fuel cell |
| US6002059A (en) * | 1998-10-28 | 1999-12-14 | Mobil Oil Corporation | Process for upgrading natural gas |
| US6475454B1 (en) | 1999-01-14 | 2002-11-05 | Ge Energy & Environmental Research Corporation | Thermally limited selective oxidation methods and apparatus |
| JP2000203804A (ja) * | 1999-01-14 | 2000-07-25 | Toyota Motor Corp | 燃料改質装置および燃料改質方法 |
| US6524550B1 (en) * | 1999-05-03 | 2003-02-25 | Prashant S. Chintawar | Process for converting carbon monoxide and water in a reformate stream |
| US6559094B1 (en) | 1999-09-09 | 2003-05-06 | Engelhard Corporation | Method for preparation of catalytic material for selective oxidation and catalyst members thereof |
| US6585785B1 (en) * | 2000-10-27 | 2003-07-01 | Harvest Energy Technology, Inc. | Fuel processor apparatus and control system |
| US7648566B2 (en) * | 2006-11-09 | 2010-01-19 | General Electric Company | Methods and apparatus for carbon dioxide removal from a fluid stream |
| US7819932B2 (en) * | 2008-04-10 | 2010-10-26 | Carbon Blue-Energy, LLC | Method and system for generating hydrogen-enriched fuel gas for emissions reduction and carbon dioxide for sequestration |
| GB201501952D0 (en) * | 2015-02-05 | 2015-03-25 | Johnson Matthey Plc | Process |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3216782A (en) * | 1962-10-09 | 1965-11-09 | Engelhard Ind Inc | Process for selectively removing carbon monoxide from hydrogen-containing gases |
| US3631073A (en) * | 1969-04-04 | 1971-12-28 | Engelhard Min & Chem | Process for oxidation of carbon monoxide |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3088919A (en) * | 1958-09-10 | 1963-05-07 | Engelhard Ind Inc | Treatment of gases |
| US3132010A (en) * | 1962-11-08 | 1964-05-05 | Pullman Inc | Reforming of gaseous hydrocarbons |
| GB1116585A (en) * | 1965-11-22 | 1968-06-06 | Engelhard Min & Chem | Treatment of gases |
| FR1526930A (fr) * | 1965-11-22 | 1968-05-31 | Engelhard Ind | Traitement de gaz |
-
1978
- 1978-08-30 US US05/938,187 patent/US4238468A/en not_active Expired - Lifetime
-
1979
- 1979-06-26 CA CA330,586A patent/CA1110042A/en not_active Expired
- 1979-07-04 GB GB7923250A patent/GB2028786B/en not_active Expired
- 1979-07-19 IN IN739/CAL/79A patent/IN152333B/en unknown
- 1979-07-20 IL IL57848A patent/IL57848A/xx unknown
- 1979-07-25 IT IT49855/79A patent/IT1193762B/it active
- 1979-07-25 DE DE19792930214 patent/DE2930214A1/de not_active Ceased
- 1979-08-27 FR FR7921447A patent/FR2434780B1/fr not_active Expired
- 1979-08-28 JP JP10872879A patent/JPS5532798A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3216782A (en) * | 1962-10-09 | 1965-11-09 | Engelhard Ind Inc | Process for selectively removing carbon monoxide from hydrogen-containing gases |
| US3631073A (en) * | 1969-04-04 | 1971-12-28 | Engelhard Min & Chem | Process for oxidation of carbon monoxide |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0776861A1 (de) | 1995-12-01 | 1997-06-04 | Daimler-Benz Aktiengesellschaft | Verfahren und Vorrichtung zur selektiven katalytischen Oxidation von Kohlenmonoxid |
| US5874051A (en) * | 1995-12-01 | 1999-02-23 | Daimler-Benz Ag | Method and apparatus for selective catalytic oxidation of carbon monoxide |
| US6287529B1 (en) * | 1995-12-01 | 2001-09-11 | Daimlerchrysler Ag | Method for selective catalytic oxidation of carbon monoxide |
Also Published As
| Publication number | Publication date |
|---|---|
| IT7949855A0 (it) | 1979-07-25 |
| IL57848A0 (en) | 1979-11-30 |
| FR2434780A1 (fr) | 1980-03-28 |
| JPS5532798A (en) | 1980-03-07 |
| GB2028786B (en) | 1982-11-10 |
| CA1110042A (en) | 1981-10-06 |
| IT1193762B (it) | 1988-08-24 |
| IL57848A (en) | 1982-07-30 |
| US4238468A (en) | 1980-12-09 |
| FR2434780B1 (fr) | 1986-07-25 |
| GB2028786A (en) | 1980-03-12 |
| JPS6225608B2 (enrdf_load_stackoverflow) | 1987-06-04 |
| IN152333B (enrdf_load_stackoverflow) | 1983-12-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2930214A1 (de) | Verfahren zur selektiven oxydation von kohlenmonoxyd im rahmen einer katalytischen ammoniakherstellung | |
| DE3111030C2 (enrdf_load_stackoverflow) | ||
| DE2461153C3 (de) | Verfahren zur Reduktion von Eisenerz mittels Reduktionsgas in einem Schachtofen | |
| DE69017871T2 (de) | Verbesserung des Verfahrens zur Stromerzeugung mittels einer Brennstoffzelle. | |
| DE2459615C3 (de) | Verfahren zur gleichzeitigen Behandlung von Abwässern und Abgasen aus Ammoniak-Synthesegas herstellenden Anlagen | |
| DE68903569T2 (de) | Verfahren zur Konvertierung und Beseitigung von Schwefelverbindungen aus einem CO-enthaltenden Gas. | |
| DE2608486A1 (de) | Verfahren und vorrichtung zur behandlung von kohlenwasserstoffen mit dampf und/oder kohlendioxid | |
| DD300875A5 (de) | Verfahren zur erzeugung von methanol-synthesegas | |
| DE2755781A1 (de) | Energierueckgewinnung bei katalytischen hydrierungen und dehydrierungen | |
| EP0672618A1 (de) | Verfahren zur Gewinnung von elementarem Schwefel aus einem H2S enthaltenden Gasgemisch | |
| DE2535105A1 (de) | Verfahren zum herstellen von methanhaltigen gasen mit hohem waermegehalt | |
| DE2657598A1 (de) | Verfahren zur erzeugung eines kohlenmonoxydreichen gases | |
| DE102011016759A1 (de) | Verfahren zur Herstellung von NH3 | |
| DE60113457T2 (de) | Verfahren und vorrichtung zur herstellung von schwerem wasser | |
| DE2365116C2 (de) | Verfahren zur Umwandlung von Schwefeldioxid | |
| DE3503455A1 (de) | Herstellungsverfahren fuer ein reduktionsgas | |
| EP4324815A1 (de) | Verfahren und anlage zur herstellung von methanol und synthesegas | |
| EP2598618B1 (de) | Verfahren zur herstellung von synthetischem erdgas | |
| EP0215930B1 (de) | Erzeugung von wärmeenergie durch verbrennung von synthesegas | |
| EP3075706A1 (de) | Verfahren und eine anlage zur erzeugung von synthesegas | |
| DE3038411A1 (de) | Verfahren zur herstellung von wasserstoff durch konvertierung vonkohlenmonoxid | |
| DE1965266A1 (de) | Verfahren zur Herstellung von Methanol | |
| DE4121290A1 (de) | Verfahren zur thermischen umsetzung von schwefelwasserstoff zu elementarem schwefel | |
| DE2904008C2 (enrdf_load_stackoverflow) | ||
| EP3770140B1 (de) | Verfahren und anlage zur synthese von methanol |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: C01C 1/04 |
|
| 8131 | Rejection |